Prehistoric Lizard Found Near Bonesteel, Given to USD

A prehistoric lizard, Tylasaurus, was discovered at the Harvey cabin north of Bonesteel. Dr. Robert Stevenson visited the site and recovered the petrified remains. The lizard was presented to the University of South Dakota in Vermillion.

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A prehistoric lizard, Tylasaurus, was discovered at the Harvey cabin north of Bonesteel. Dr. Robert Stevenson visited the site and recovered the petrified remains. The lizard was presented to the University of South Dakota in Vermillion.